This humpback whale was photographed by PCCS scientists working on Stellwagen
Bank. Try to identify the whale by comparing its fluke to images of four previously cataloged humpback whales.
for matching instructions and tips.
Sorry, that is not correct.
Look at the flukes again. Does the black pigment extend along
the top of the flukes, or does it end partway across? Examine the
lighter portion of the tail for a specific mark to compare and try again.